Air cooling device



FIG. 1 is a front perspective view of an air cooling device design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines in the drawings illustrate portions of the air coolingdevice that form no part of the claimed design.

CLAIM The ornamental design for an air cooling device, as shown anddescribed.